54 乘法 21 等于多少？

54 × 20 = 1080 54 × 22 = 1188 54 × 19 = 1026 54 × 23 = 1242 54 × 24 = 1296 54 × 18 = 972 54 × 25 = 1350 54 × 17 = 918 53 × 21 = 1113 55 × 21 = 1155 56 × 21 = 1176 52 × 21 = 1092 57 × 21 = 1197 51 × 21 = 1071 58 × 21 = 1218 50 × 21 = 1050 14 × 81 = 1134 18 × 63 = 1134 21 × 54 = 1134 27 × 42 = 1134 42 × 27 = 1134 63 × 18 = 1134 16 × 50 = 800 17 × 3 = 51 64 × 92 = 5888 13 × 34 = 442 89 × 88 = 7832 75 × 97 = 7275 3 × 33 = 99 69 × 75 = 5175